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31 Days Before Your CCNA Exam: A Day-by-Day Review Guide for the CCNA 640-802 Exam, Second Edition by Allan Johnson

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Day 30 Network Models and Applications

CCNA 640-802 Exam Topics

image  Describe common networked applications, including web applications.

image  Describe the purpose and basic operation of the protocols in the OSI and TCP models.

image  Describe the impact of applications (Voice over IP and Video over IP) on a network.

Key Points

As a new student to networking, one of the very first topics you probably learned was the layers of the OSI and TCP/IP models. Now ...

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